RAM

18-071-26 REV. B

Comunicaciones del fabricante

Fecha de publicación: 2026-10-06
Recibido por NHTSA: 2026-10-16
Números de registro NHTSA: 11038497 · 11038534

Los registros repetidos del mismo boletín se agrupan; se conservan sus identificadores.

Resumen del fabricante

Texto original en inglés

Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs):
• P2237-00 - O2 Sensor Positive Current Control Circuit/Open Bank 1 Sensor 1.
• P2240-00 - O2 Sensor Positive Current Control Circuit/Open Bank 2 Sensor 1.
• P2251-00 - O2 Sensor Negative Current Control Circuit/Open Bank 1 Sensor 1.
• P2254-00 - O2 Sensor Negative Current Control Circuit/Open Bank 2 Sensor 1.
• P2243-00 - O2 Sensor Reference Voltage Circuit/Open Bank 1 Sensor 1.
• P2247-00 - O2 Sensor Reference Voltage Circuit/Open Bank 2 Sensor 1.
• P015B-00 - O2 Sensor Delayed Response - Lean To Rich Bank 1 Sensor 1.
• P015D-00 - O2 Sensor Delayed Response - Lean To Rich Bank 2 Sensor 1.
• P0E7C-00 - Coolant Bypass Valve "B" Control Circuit Low.
• P0E7D-00 - Coolant Bypass Valve "B" Control Circuit High.
• P0E7E-00 - Coolant Bypass Valve "B" Control Circuit Range/Performance.
• P0E7F-00 - Coolant Bypass Valve "B" Control Circuit Stuck/Open.
• U063C-00 - Lost Communication With Coolant Bypass Valve Actuator "B".
• P0100-00 - Mass Or Volume Air Flow Sensor "A" Circuit.
• P0101-00 - Mass Or Volume Air Flow Sensor "A" Circuit Range/Performance.
• P0461-00 - Fuel Level Sensor "A" Circuit Range/performance.
• P0072-00 - Ambient Air Temperature Sensor Circuit "A" Low.
• P062B-00 - Internal Control Module Fuel Injector Control Performance.
• B1810-00 - Driver Door Shorted Low.
• B25C7-00 - Redundant Driver Door Shorted Low.
• U0104-00 - Lost Communication With Cruise Control Module (NA Market Only) (In Active or Stored status).
• U0405-00 - Invalid Data Received From Cruise Control Module (NA Market Only) (In Active or Stored status). NOTE: Vehicles setting DTCs U0405-00 and U0104-00 may experience an inability to be cleared.
• P06DD-00 - Engine Oil Pressure Control Circuit Performance/Stuck Off. This bulletin involves inspecting and possibly reprogramming the PCM with the latest available software.

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